SITOPU, J.; DALIMUNTHE, E. F.; BUDIARTA, K.; DALIMUNTHE, M. B. The Influence of the Principal’s Leadership Style on the Quality of Education at SMP Swasta Masehi Berastagi for the 2023/2024 Academic Year. ProBisnis : Jurnal Manajemen, [S. l.], v. 15, n. 4, p. 509–515, 2024. Disponível em: http://ejournal.joninstitute.org/index.php/ProBisnis/article/view/586. Acesso em: 28 sep. 2024.